Multiple choice

Which of the following is used as a dopant in the semiconductor industry in it's elemental form?

  1. Neon

  2. Carbon

  3. Boron

  4. Gallium

  5. hydrogen
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Boron is a chemical element with symbol B and atomic number 5. Because boron is produced entirely by cosmic ray spallation and not by stellar nucleosynthesis, it is a low-abundance element in both the solar system and the Earth's crust.

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